Created
August 17, 2017 15:33
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Convert Jupyter Notebook to Jekyll blog post
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#!/usr/bin/env python | |
# coding=utf-8 | |
from __future__ import print_function | |
import functools | |
import json | |
import os | |
import re | |
import sys | |
import IPython | |
def main(): | |
if len(sys.argv) != 2: | |
print("Usage: {} filename.ipynb".format(sys.argv[0])) | |
print("Will create filename.md.") | |
return 1 | |
filename = sys.argv[1] | |
notebook = json.load(open(filename)) | |
out_filename = os.path.splitext(filename)[0] + '.markdown' | |
out = open(out_filename, 'w') | |
write = functools.partial(print, file=out) | |
cells = notebook['worksheets'][0]['cells'] | |
for cell in cells: | |
if cell['cell_type'] == 'markdown': | |
# Easy | |
write(''.join(cell['source'])) | |
elif cell['cell_type'] == 'code': | |
# Can't use ``` or any shortcuts as markdown fails for some code | |
write("{% highlight ipython %}") | |
write("In [{}]: {}".format( | |
cell['prompt_number'], | |
''.join(cell['input']) | |
)) | |
try: | |
assert all(o['output_type'] in ('stream', 'pyout', 'pyerr') | |
for o in cell['outputs']) | |
except AssertionError as e: | |
print(e) | |
IPython.embed() | |
for output in cell['outputs']: | |
if output['output_type'] == 'pyout': | |
write("Out[{}]: {}".format( | |
cell['prompt_number'], | |
''.join(output['text']) | |
)) | |
elif output['output_type'] == 'stream': | |
write(''.join(output['text'])) | |
elif output['output_type'] == 'pyerr': | |
write('\n'.join(strip_colors(o) | |
for o in output['traceback'])) | |
else: | |
print(output) | |
IPython.embed() | |
write("{% endhighlight %}") | |
write("") | |
print("{} created.".format(out_filename)) | |
ansi_escape = re.compile(r'\x1b[^m]*m') | |
def strip_colors(string): | |
return ansi_escape.sub('', string) | |
if __name__ == '__main__': | |
main() |
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